llvm::PBQP::RegAlloc::NodeMetadata Class Reference

Holds solver state and other metadata relevant to each PBQP RA node. More...

#include "llvm/CodeGen/RegAllocPBQP.h"

Public Types
using	AllowedRegVector = RegAlloc::AllowedRegVector
using	ReductionState = enum { Unprocessed, NotProvablyAllocatable, ConservativelyAllocatable, OptimallyReducible }

Public Member Functions
	NodeMetadata ()=default
	NodeMetadata (const NodeMetadata &Other)
	NodeMetadata (NodeMetadata &&)=default
NodeMetadata &	operator= (NodeMetadata &&)=default
void	setVReg (Register VReg)
Register	getVReg () const
void	setAllowedRegs (GraphMetadata::AllowedRegVecRef AllowedRegs)
const AllowedRegVector &	getAllowedRegs () const
void	setup (const Vector &Costs)
ReductionState	getReductionState () const
void	setReductionState (ReductionState RS)
void	handleAddEdge (const MatrixMetadata &MD, bool Transpose)
void	handleRemoveEdge (const MatrixMetadata &MD, bool Transpose)
bool	isConservativelyAllocatable () const

Detailed Description

Holds solver state and other metadata relevant to each PBQP RA node.

Definition at line 169 of file RegAllocPBQP.h.

Member Typedef Documentation

AllowedRegVector

using llvm::PBQP::RegAlloc::NodeMetadata::AllowedRegVector = RegAlloc::AllowedRegVector

Definition at line 171 of file RegAllocPBQP.h.

ReductionState

using llvm::PBQP::RegAlloc::NodeMetadata::ReductionState = enum { Unprocessed, NotProvablyAllocatable, ConservativelyAllocatable, OptimallyReducible }

Definition at line 176 of file RegAllocPBQP.h.

Constructor & Destructor Documentation

NodeMetadata() [1/3]

llvm::PBQP::RegAlloc::NodeMetadata::NodeMetadata ( )

default

NodeMetadata() [2/3]

llvm::PBQP::RegAlloc::NodeMetadata::NodeMetadata ( const NodeMetadata &  Other )

inline

Definition at line 185 of file RegAllocPBQP.h.

References llvm::Other.

NodeMetadata() [3/3]

llvm::PBQP::RegAlloc::NodeMetadata::NodeMetadata ( NodeMetadata &&  )

default

Member Function Documentation

getAllowedRegs()

const AllowedRegVector & llvm::PBQP::RegAlloc::NodeMetadata::getAllowedRegs ( ) const

inline

Definition at line 209 of file RegAllocPBQP.h.

getReductionState()

ReductionState llvm::PBQP::RegAlloc::NodeMetadata::getReductionState ( ) const

inline

Definition at line 216 of file RegAllocPBQP.h.

getVReg()

Register llvm::PBQP::RegAlloc::NodeMetadata::getVReg ( ) const

inline

Definition at line 204 of file RegAllocPBQP.h.

handleAddEdge()

void llvm::PBQP::RegAlloc::NodeMetadata::handleAddEdge ( const MatrixMetadata &  MD, bool  Transpose  )

inline

Definition at line 229 of file RegAllocPBQP.h.

References llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeCols(), llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeRows(), llvm::PBQP::RegAlloc::MatrixMetadata::getWorstCol(), and llvm::PBQP::RegAlloc::MatrixMetadata::getWorstRow().

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleReconnectEdge(), and llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleUpdateCosts().

handleRemoveEdge()

void llvm::PBQP::RegAlloc::NodeMetadata::handleRemoveEdge ( const MatrixMetadata &  MD, bool  Transpose  )

inline

Definition at line 237 of file RegAllocPBQP.h.

References llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeCols(), llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeRows(), llvm::PBQP::RegAlloc::MatrixMetadata::getWorstCol(), and llvm::PBQP::RegAlloc::MatrixMetadata::getWorstRow().

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleDisconnectEdge(), and llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleUpdateCosts().

isConservativelyAllocatable()

bool llvm::PBQP::RegAlloc::NodeMetadata::isConservativelyAllocatable ( ) const

inline

Definition at line 245 of file RegAllocPBQP.h.

operator=()

NodeMetadata & llvm::PBQP::RegAlloc::NodeMetadata::operator= ( NodeMetadata &&  )

default

setAllowedRegs()

void llvm::PBQP::RegAlloc::NodeMetadata::setAllowedRegs ( GraphMetadata::AllowedRegVecRef  AllowedRegs )

inline

Definition at line 206 of file RegAllocPBQP.h.

setReductionState()

void llvm::PBQP::RegAlloc::NodeMetadata::setReductionState ( ReductionState  RS )

inline

Definition at line 217 of file RegAllocPBQP.h.

References assert().

setup()

void llvm::PBQP::RegAlloc::NodeMetadata::setup ( const Vector &  Costs )

inline

Definition at line 211 of file RegAllocPBQP.h.

References llvm::PBQP::Vector::getLength().

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleAddNode().

setVReg()

void llvm::PBQP::RegAlloc::NodeMetadata::setVReg ( Register  VReg )

inline

Definition at line 203 of file RegAllocPBQP.h.

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The documentation for this class was generated from the following file:

• include/llvm/CodeGen/RegAllocPBQP.h